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What similarity is shared by different organisms belonging to the same Genus?

Answer and explanation

Correct answer: Their ancestors and some main characters are common

Correct answer: A. A genus is a taxonomic group that contains one or more closely related species. Species placed in the same genus generally share common ancestry and important structural or biological characters, although they remain distinct species. A is correct because common ancestry and major similarities are the basis for placing related species in one genus. B is incorrect: members of different species are not exactly identical; otherwise they would not be treated as separate species. C is incorrect because chromosome number is not a universal defining requirement for every species in one genus; related organisms can differ in chromosome number or chromosome arrangement. D is incorrect because organisms in the same genus must show meaningful similarities. Memory cue: genus means “related group,” not “identical organisms.”

Related tags

GenusTaxonomic HierarchyClassificationTaxonomyBinomial NomenclatureTaxonomy Binomial NomenclatureThe Living WorldBiologyClass 11 Mcq

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